add warning about using sudo

lcodeca · Aug 10, 2020 · ad4dbca · ad4dbca
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commit ad4dbca
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diff --git a/docs/howto-mac.md b/docs/howto-mac.md
@@ -14,6 +14,8 @@ Basic command to use:
 
 `sudo bash docker-cmd-mac.sh --image-name={your_image_name} --run --no-gpu`
 
+> :warning: **Using SUDO for docker is not a good practice**: Due to a problem of user privilege between host and container, `sudo` has to be used here to make it work. We will address this security issue soon.
+
 This will run `/home/alice/learning/training.sh` inside the docker container, which will then run `/home/alice/libraries/rllibsumoutils/example/ppotrain.py`.
 
 To facilitate your development, you can add options to synchronize the code on your local system with the docker container. The mappings are as follows: